We present a method for remote phonocardiogram sensing which employs temporal modulation of the illumination laser. This method yields a significant enhancement of the temporal bandwidth of the captured speckle image sequence, thus improving performance.

© 2019 The Author(s)

PDF Article


You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.

Contact your librarian or system administrator
Login to access OSA Member Subscription